(in-package :TRAPS)
; Generated from #P"macintosh-hd:hd3:CInterface Translator:Source Interfaces:file.h"
; at Sunday July 2,2006 7:27:51 pm.
; 
;  * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
;  *
;  * @APPLE_LICENSE_HEADER_START@
;  * 
;  * The contents of this file constitute Original Code as defined in and
;  * are subject to the Apple Public Source License Version 1.1 (the
;  * "License").  You may not use this file except in compliance with the
;  * License.  Please obtain a copy of the License at
;  * http://www.apple.com/publicsource and read it before using this file.
;  * 
;  * This Original Code and all software distributed under the License are
;  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
;  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
;  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
;  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
;  * License for the specific language governing rights and limitations
;  * under the License.
;  * 
;  * @APPLE_LICENSE_HEADER_END@
;  
;  Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved 
; 
;  * Copyright (c) 1982, 1986, 1989, 1993
;  *	The Regents of the University of California.  All rights reserved.
;  *
;  * Redistribution and use in source and binary forms, with or without
;  * modification, are permitted provided that the following conditions
;  * are met:
;  * 1. Redistributions of source code must retain the above copyright
;  *    notice, this list of conditions and the following disclaimer.
;  * 2. Redistributions in binary form must reproduce the above copyright
;  *    notice, this list of conditions and the following disclaimer in the
;  *    documentation and/or other materials provided with the distribution.
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;  *    must display the following acknowledgement:
;  *	This product includes software developed by the University of
;  *	California, Berkeley and its contributors.
;  * 4. Neither the name of the University nor the names of its contributors
;  *    may be used to endorse or promote products derived from this software
;  *    without specific prior written permission.
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;  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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;  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
;  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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;  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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;  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
;  * SUCH DAMAGE.
;  *
;  *	@(#)file.h	8.3 (Berkeley) 1/9/95
;  
; #ifndef _SYS_FILE_H_
; #define	_SYS_FILE_H_

(require-interface "sys/appleapiopts")

(require-interface "sys/fcntl")

(require-interface "sys/unistd")
; #ifdef KERNEL
#| #|
#include <syserrno.h>
#include <sysqueue.h>
#include <syscdefs.h>

struct proc;
struct uio;
struct knote;
#ifdef__APPLE_API_UNSTABLE


struct file {
	LIST_ENTRY(file) f_list;
	short	f_flag;		
#define DTYPE_VNODE	1	
#define DTYPE_SOCKET	2	
#define DTYPE_PSXSHM	3	
#define DTYPE_PSXSEM	4	
#define DTYPE_KQUEUE	5	
	short	f_type;		
	short	f_count;	
	short	f_msgcount;	
	struct	ucred *f_cred;	
	struct	fileops {
		int	(*fo_read)	__P((struct file *fp, struct uio *uio,
					    struct ucred *cred, int flags,
					    struct proc *p));
		int	(*fo_write)	__P((struct file *fp, struct uio *uio,
					    struct ucred *cred, int flags,
					    struct proc *p));
#define FOF_OFFSET	1
		int	(*fo_ioctl)	__P((struct file *fp, u_long com,
					    caddr_t data, struct proc *p));
		int	(*fo_select)	__P((struct file *fp, int which,
						void *wql, struct proc *p));
		int	(*fo_close)	__P((struct file *fp, struct proc *p));
		int	(*fo_kqfilter)	__P((struct file *fp, struct knote *kn,
					     struct proc *p));
	} *f_ops;
	off_t	f_offset;
	caddr_t	f_data;		
};

#ifdef__APPLE_API_PRIVATE
LIST_HEAD(filelist, file);
extern struct filelist filehead;	
extern int maxfiles;			
extern int nfiles;			
#endif

__BEGIN_DECLS
int fref __P((struct file *));	
int frele __P((struct file *));	
int fcount __P((struct file *));	

static __inline int fo_read __P((struct file *fp, struct uio *uio,
	struct ucred *cred, int flags, struct proc *p));
static __inline int fo_write __P((struct file *fp, struct uio *uio,
	struct ucred *cred, int flags, struct proc *p));
static __inline int fo_ioctl __P((struct file *fp, u_long com, caddr_t data,
	struct proc *p));
static __inline int fo_select __P((struct file *fp, int which, void *wql,
	struct proc *p));
static __inline int fo_close __P((struct file *fp, struct proc *p));
static __inline int fo_kqfilter __P((struct file *fp, struct knote *kn,
	struct proc *p));

static __inline int
fo_read(struct file *fp, struct uio *uio, struct ucred *cred, int flags, struct proc *p)
{
	int error;

	if ((error = fref(fp)) == -1)
		return (EBADF);
	error = (*fp->f_ops->fo_read)(fp, uio, cred, flags, p);
	frele(fp);
	return (error);
}

static __inline int
fo_write(struct file *fp, struct uio *uio, struct ucred *cred, int flags, struct proc *p)
{
	int error;

	if ((error = fref(fp)) == -1)
		return (EBADF);
	error = (*fp->f_ops->fo_write)(fp, uio, cred, flags, p);
	frele(fp);
	return (error);
}

static __inline int 
fo_ioctl(struct file *fp, u_long com, caddr_t data, struct proc *p)
{
	int error;   

	if ((error = fref(fp)) == -1)
		return (EBADF);
	error = (*fp->f_ops->fo_ioctl)(fp, com, data, p);
	frele(fp);
	return (error);
}       

static __inline int
fo_select(struct file *fp, int which, void *wql, struct proc *p)
{       
	int error;

	error = (*fp->f_ops->fo_select)(fp, which, wql, p);
	return (error);
}

static __inline int
fo_close(struct file *fp, struct proc *p)
{       

	return ((*fp->f_ops->fo_close)(fp, p));
}

static __inline int
fo_kqfilter(struct file *fp, struct knote *kn, struct proc *p)
{
        return ((*fp->f_ops->fo_kqfilter)(fp, kn, p));
}

__END_DECLS

#endif

#endif
|#
 |#
;  KERNEL 

; #endif /* !_SYS_FILE_H_ */


(provide-interface "file")